Lisa Scott. 1998. Weed Invasion in Smith, I.M., and G.G.E. Scudder, eds. Assessment of species diversity in the Montane Cordillera Ecozone. Burlington: Ecological Monitoring and Assessment Network, 1998.
WEED INVASION
Lisa Scott
APPENDIX A
PROVINCIALLY AND REGIONALLY NOXIOUS WEEDS IN BC
The following weeds are classified as noxious within all regions of BC:
Family Asteraceae
· Annual Sowthistle (Sonchus oleraceus L.)
- Canada Thistle (Cirsium arvense L.)
- Diffuse Knapweed (Centaurea diffusa Lam.)
- Perennial Sowthistle (Sonchus arvensis L.)
- Rush Skeletonweed (Chondrilla juncea L.)
- Scentless Chamomile (Matricaria maritima L.)
- Spotted Knapweed (Centaurea maculosa Lam.)
- Tansy Ragwort (Senecio jacobaea L.)
- Yellow Starthistle (Centaurea solstitialis L.)
Family Boraginaceae
· Hound's-tongue (Cynoglossum officinale L.)
Family Euphorbiaceae
· Leafy Spurge (Euphorbia esula L.)
Family Scrophulariaceae
· Dalmatian Toadflax (Linaria genistifolia ssp. dalmatica (L.) Maire and Petitmengin)
· Yellow Toadflax (Linaria vulgaris Mill.)
Miscellaneous Families
Crupina (Crupina vulgaris Cass.)
Dodder (Cuscuta spp.)
Gorse (Ulex europaeus L.)
Jointed Goatgrass (Aegilops cylindrica Host)
Purple Nutsedge (Cyperus rotundus L.)
Velvetleaf (Abutilon theophrasti Medicus)
Wild Oats (Avena fatua L.)
Yellow Nutsedge (Cyperus esculentus L.)
The following weeds are classified as noxious within the boundaries of the corresponding regional districts:
|
Family |
Common Name |
Latin Name |
Regional District |
|
Boraginaceae |
Blueweed |
Echium vulgare L. |
Cariboo, Central Kootenay, Columbia-Shuswap, Okanagan-Similkameen, Thompson-Nicola |
|
Asteraceae |
Burdock |
Arctium spp. |
Bulkley-Nechako, Cariboo, Columbia-Shuswap, Fraser-Fort George, Kitimat-Stikine, North Okanagan, Okanagan-Similkameen, Peace River, Thompson-Nicola |
|
Common Tansy |
Tanacetum vulgare L. |
Central Kootenay, Columbia-Shuswap, North Okanagan |
|
|
Orange Hawkweed |
Hieracium aurantiacum L. |
Cariboo, Central Kootenay, Columbia-Shuswap, East Kootenay |
|
|
Oxeye Daisy |
Chrysanthemum leucanthemum L. |
Cariboo, North Okanagan, Peace River |
|
|
Plumeless Thistle |
Carduus acanthoides L. |
Central Kootenay |
|
|
Russian Knapweed |
Acroptilon repens L. |
North Okanagan |
|
|
Cruciferae |
Hoary Cress |
Cardaria spp. |
North Okanagan, Thompson-Nicola |
|
Wild Mustard |
Sinapsis arvensis L. |
Peace River |
|
|
Chenopodiaceae |
Kochia |
Kochia scoparia (L.) Schrad. |
Peace River |
|
Russian Thistle |
Salsola kali L. |
Peace River |
|
|
Caryophyllaceae |
Night-Flowering Catchfly |
Silene noctiflora L. |
Peace River |
|
White Cockle |
(Lychnis alba (Mill.) E.H.L. Krause) |
Peace River |
|
|
Rosaceae |
Sulphur Cinquefoil |
Potentilla recta L. |
Columbia-Shuswap, Thompson-Nicola |
|
Miscellaneous |
Cleavers |
Galium aparine L. |
Peace River |
|
Green Foxtail |
Setaria viridis L. |
Peace River |
|
|
Puncturevine |
Tribulus terrestris L. |
Okanagan-Similkameen |
|
|
Quackgrass |
Agropyron repens L. |
Peace River |
|
|
Tartary Buckwheat |
Fagopyrum tataricum L. |
Peace River |
